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zadig_stdlg.c
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zadig_stdlg.c
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/*
* Zadig: Automated Driver Installer for USB devices (GUI version)
* Standard Dialog Routines (Browse for folder, About, etc)
* Copyright (c) 2010-2016 Pete Batard <[email protected]>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* Memory leaks detection - define _CRTDBG_MAP_ALLOC as preprocessor macro */
#ifdef _CRTDBG_MAP_ALLOC
#include <stdlib.h>
#include <crtdbg.h>
#endif
#include <windows.h>
#include <windowsx.h>
#include <stdlib.h>
#include <stdio.h>
#include <io.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <shlobj.h>
#include <shellapi.h>
#include <process.h>
#include <commdlg.h>
#include <richedit.h>
#include <sddl.h>
#include "libwdi.h"
#include "zadig_resource.h"
#include "zadig.h"
#include "zadig_license.h"
#include "zadig_registry.h"
#include "msapi_utf8.h"
#include "stdfn.h"
// The following is only available on Vista and later
#if (_WIN32_WINNT >= 0x0600)
PF_TYPE_DECL(WINAPI, HRESULT, SHCreateItemFromParsingName, (PCWSTR, IBindCtx*, REFIID, void **));
#endif
PF_TYPE_DECL(WINAPI, LPITEMIDLIST, SHSimpleIDListFromPath, (PCWSTR pszPath));
#define INIT_VISTA_SHELL32 PF_INIT(SHCreateItemFromParsingName, Shell32)
#define INIT_XP_SHELL32 PF_INIT(SHSimpleIDListFromPath, Shell32)
#define IS_VISTA_SHELL32_AVAILABLE (pfSHCreateItemFromParsingName != NULL)
/*
* Globals
*/
static HICON hMessageIcon = (HICON)INVALID_HANDLE_VALUE;
static char* szMessageText = NULL;
static char* szMessageTitle = NULL;
extern HFONT bold_font;
extern float fScale;
static HWND browse_edit;
static WNDPROC org_browse_wndproc;
static const SETTEXTEX friggin_microsoft_unicode_amateurs = {ST_DEFAULT, CP_UTF8};
static BOOL notification_is_question;
static const notification_info* notification_more_info;
static BOOL reg_commcheck = FALSE;
static WNDPROC original_wndproc = NULL;
/*
* Converts a name + ext UTF-8 pair to a valid MS filename.
* Returned string is allocated and needs to be freed manually
*/
char* to_valid_filename(char* name, char* ext)
{
size_t i, j, k;
BOOL found;
char* ret;
wchar_t unauthorized[] = L"\x0001\x0002\x0003\x0004\x0005\x0006\x0007\x0008\x000a"
L"\x000b\x000c\x000d\x000e\x000f\x0010\x0011\x0012\x0013\x0014\x0015\x0016\x0017"
L"\x0018\x0019\x001a\x001b\x001c\x001d\x001e\x001f\x007f\"*/:<>?\\|,";
wchar_t to_underscore[] = L" \t";
wchar_t *wname, *wext, *wret;
if ((name == NULL) || (ext == NULL)) {
return NULL;
}
if (strlen(name) > WDI_MAX_STRLEN) return NULL;
// Convert to UTF-16
wname = utf8_to_wchar(name);
wext = utf8_to_wchar(ext);
if ((wname == NULL) || (wext == NULL)) {
safe_free(wname); safe_free(wext); return NULL;
}
// The returned UTF-8 string will never be larger than the sum of its parts
wret = (wchar_t*)calloc(2*(wcslen(wname) + wcslen(wext) + 2), 1);
if (wret == NULL) {
safe_free(wname); safe_free(wext); return NULL;
}
wcscpy(wret, wname);
safe_free(wname);
wcscat(wret, wext);
safe_free(wext);
for (i=0, k=0; i<wcslen(wret); i++) {
found = FALSE;
for (j=0; j<wcslen(unauthorized); j++) {
if (wret[i] == unauthorized[j]) {
found = TRUE; break;
}
}
if (found) continue;
found = FALSE;
for (j=0; j<wcslen(to_underscore); j++) {
if (wret[i] == to_underscore[j]) {
wret[k++] = '_';
found = TRUE; break;
}
}
if (found) continue;
wret[k++] = wret[i];
}
wret[k] = 0;
ret = wchar_to_utf8(wret);
safe_free(wret);
return ret;
}
/*
* Convert a windows error to human readable string
* uses retval as errorcode, or, if 0, use GetLastError()
*/
const char *WindowsErrorString(void)
{
static char err_string[256] = {0};
DWORD size;
DWORD error_code, format_error;
error_code = GetLastError();
safe_sprintf(err_string, sizeof(err_string), "[0x%08X] ", error_code);
size = FormatMessageU(FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS, NULL, HRESULT_CODE(error_code),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), &err_string[strlen(err_string)],
sizeof(err_string)-(DWORD)strlen(err_string), NULL);
if (size == 0) {
format_error = GetLastError();
if ((format_error) && (format_error != 0x13D)) // 0x13D, decode error, is returned for unknown codes
safe_sprintf(err_string, sizeof(err_string),
"Windows error code 0x%08X (FormatMessage error code 0x%08X)", error_code, format_error);
else
safe_sprintf(err_string, sizeof(err_string), "Unknown error 0x%08X", error_code);
}
SetLastError(error_code); // Make sure we don't change the errorcode on exit
return err_string;
}
/*
* Retrieve the SID of the current user. The returned PSID must be freed by the caller using LocalFree()
*/
static PSID get_sid(void) {
TOKEN_USER* tu = NULL;
DWORD len;
HANDLE token;
PSID ret = NULL;
char* psid_string = NULL;
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &token)) {
dprintf("OpenProcessToken failed: %s", WindowsErrorString());
return NULL;
}
if (!GetTokenInformation(token, TokenUser, tu, 0, &len)) {
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) {
dprintf("GetTokenInformation (pre) failed: %s", WindowsErrorString());
return NULL;
}
tu = (TOKEN_USER*)calloc(1, len);
}
if (tu == NULL) {
return NULL;
}
if (GetTokenInformation(token, TokenUser, tu, len, &len)) {
/*
* now of course, the interesting thing is that if you return tu->User.Sid
* but free tu, the PSID pointer becomes invalid after a while.
* The workaround? Convert to string then back to PSID
*/
if (!ConvertSidToStringSidA(tu->User.Sid, &psid_string)) {
dprintf("unable to convert SID to string: %s", WindowsErrorString());
ret = NULL;
} else {
if (!ConvertStringSidToSidA(psid_string, &ret)) {
dprintf("unable to convert string back to SID: %s", WindowsErrorString());
ret = NULL;
}
// MUST use LocalFree()
LocalFree(psid_string);
}
} else {
ret = NULL;
dprintf("GetTokenInformation (real) failed: %s", WindowsErrorString());
}
free(tu);
return ret;
}
/*
* We need a sub-callback to read the content of the edit box on exit and update
* our path, else if what the user typed does match the selection, it is discarded.
* Talk about a convoluted way of producing an intuitive folder selection dialog
*/
INT CALLBACK browsedlg_callback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch(message) {
case WM_DESTROY:
GetWindowTextU(browse_edit, extraction_path, sizeof(extraction_path));
break;
}
return (INT)CallWindowProc(org_browse_wndproc, hDlg, message, wParam, lParam);
}
/*
* Main browseinfo callback to set the initial directory and populate the edit control
*/
INT CALLBACK browseinfo_callback(HWND hDlg, UINT message, LPARAM lParam, LPARAM pData)
{
char dir[MAX_PATH];
wchar_t* wpath;
LPITEMIDLIST pidl;
switch(message) {
case BFFM_INITIALIZED:
org_browse_wndproc = (WNDPROC)SetWindowLongPtr(hDlg, GWLP_WNDPROC, (LONG_PTR)browsedlg_callback);
// Windows hides the full path in the edit box by default, which is bull.
// Get a handle to the edit control to fix that
browse_edit = FindWindowExA(hDlg, NULL, "Edit", NULL);
SetWindowTextU(browse_edit, extraction_path);
SetFocus(browse_edit);
// On XP, BFFM_SETSELECTION can't be used with a Unicode Path in SendMessageW
// or a pidl (at least with MinGW) => must use SendMessageA
if (nWindowsVersion <= WINDOWS_XP) {
SendMessageLU(hDlg, BFFM_SETSELECTION, (WPARAM)TRUE, extraction_path);
} else {
// On Windows 7, MinGW only properly selects the specified folder when using a pidl
wpath = utf8_to_wchar(extraction_path);
pidl = (*pfSHSimpleIDListFromPath)(wpath);
safe_free(wpath);
// NB: see http://connect.microsoft.com/VisualStudio/feedback/details/518103/bffm-setselection-does-not-work-with-shbrowseforfolder-on-windows-7
// for details as to why we send BFFM_SETSELECTION twice.
SendMessageW(hDlg, BFFM_SETSELECTION, (WPARAM)FALSE, (LPARAM)pidl);
Sleep(100);
PostMessageW(hDlg, BFFM_SETSELECTION, (WPARAM)FALSE, (LPARAM)pidl);
}
break;
case BFFM_SELCHANGED:
// Update the status
if (SHGetPathFromIDListU((LPITEMIDLIST)lParam, dir)) {
SendMessageLU(hDlg, BFFM_SETSTATUSTEXT, 0, dir);
SetWindowTextU(browse_edit, dir);
}
break;
}
return 0;
}
/*
* Browse for a folder and update the folder edit box
* Will use the newer IFileOpenDialog if *compiled* for Vista or later
*/
void browse_for_folder(void) {
BROWSEINFOW bi;
LPITEMIDLIST pidl;
#if (_WIN32_WINNT >= 0x0600) // Vista and later
WCHAR *wpath;
size_t i;
HRESULT hr;
IShellItem *psi = NULL;
IShellItem *si_path = NULL; // Automatically freed
IFileOpenDialog *pfod = NULL;
WCHAR *fname;
char* tmp_path = NULL;
dialog_showing++;
// Even if we have Vista support with the compiler,
// it does not mean we have the Vista API available
INIT_VISTA_SHELL32;
if (IS_VISTA_SHELL32_AVAILABLE) {
hr = CoCreateInstance(&CLSID_FileOpenDialog, NULL, CLSCTX_INPROC,
&IID_IFileOpenDialog, (LPVOID)&pfod);
if (FAILED(hr)) {
dprintf("CoCreateInstance for FileOpenDialog failed: error %X", hr);
pfod = NULL; // Just in case
goto fallback;
}
hr = pfod->lpVtbl->SetOptions(pfod, FOS_PICKFOLDERS);
if (FAILED(hr)) {
dprintf("Failed to set folder option for FileOpenDialog: error %X", hr);
goto fallback;
}
// Set the initial folder (if the path is invalid, will simply use last)
wpath = utf8_to_wchar(extraction_path);
// The new IFileOpenDialog makes us split the path
fname = NULL;
if ((wpath != NULL) && (wcslen(wpath) >= 1)) {
for (i=wcslen(wpath)-1; i!=0; i--) {
if (wpath[i] == L'\\') {
wpath[i] = 0;
fname = &wpath[i+1];
break;
}
}
}
hr = (*pfSHCreateItemFromParsingName)(wpath, NULL, &IID_IShellItem, (LPVOID)&si_path);
if (SUCCEEDED(hr)) {
if (wpath != NULL) {
hr = pfod->lpVtbl->SetFolder(pfod, si_path);
}
if (fname != NULL) {
hr = pfod->lpVtbl->SetFileName(pfod, fname);
}
}
safe_free(wpath);
hr = pfod->lpVtbl->Show(pfod, hMain);
if (SUCCEEDED(hr)) {
hr = pfod->lpVtbl->GetResult(pfod, &psi);
if (SUCCEEDED(hr)) {
psi->lpVtbl->GetDisplayName(psi, SIGDN_FILESYSPATH, &wpath);
tmp_path = wchar_to_utf8(wpath);
CoTaskMemFree(wpath);
if (tmp_path == NULL) {
dprintf("Could not convert path");
} else {
safe_strcpy(extraction_path, MAX_PATH, tmp_path);
safe_free(tmp_path);
}
} else {
dprintf("Failed to set folder option for FileOpenDialog: error %X", hr);
}
} else if ((hr & 0xFFFF) != ERROR_CANCELLED) {
// If it's not a user cancel, assume the dialog didn't show and fallback
dprintf("could not show FileOpenDialog: error %X", hr);
goto fallback;
}
pfod->lpVtbl->Release(pfod);
dialog_showing--;
return;
}
fallback:
if (pfod != NULL) {
pfod->lpVtbl->Release(pfod);
}
#else
dialog_showing++;
#endif
INIT_XP_SHELL32;
memset(&bi, 0, sizeof(BROWSEINFOW));
bi.hwndOwner = hMain;
bi.lpszTitle = L"Please select the installation folder:";
bi.lpfn = browseinfo_callback;
// BIF_NONEWFOLDERBUTTON = 0x00000200 is unknown on MinGW
bi.ulFlags = BIF_RETURNFSANCESTORS | BIF_RETURNONLYFSDIRS |
BIF_DONTGOBELOWDOMAIN | BIF_EDITBOX | 0x00000200;
pidl = SHBrowseForFolderW(&bi);
if (pidl != NULL) {
CoTaskMemFree(pidl);
}
dialog_showing--;
}
/*
* read or write I/O to a file
* buffer is allocated by the procedure. path is UTF-8
*/
BOOL file_io(BOOL save, char* path, char** buffer, DWORD* size)
{
SECURITY_ATTRIBUTES s_attr, *ps = NULL;
SECURITY_DESCRIPTOR s_desc;
PSID sid = NULL;
HANDLE handle;
BOOL r;
BOOL ret = FALSE;
// Change the owner from admin to regular user
sid = get_sid();
if ( (sid != NULL)
&& InitializeSecurityDescriptor(&s_desc, SECURITY_DESCRIPTOR_REVISION)
&& SetSecurityDescriptorOwner(&s_desc, sid, FALSE) ) {
s_attr.nLength = sizeof(SECURITY_ATTRIBUTES);
s_attr.bInheritHandle = FALSE;
s_attr.lpSecurityDescriptor = &s_desc;
ps = &s_attr;
} else {
dprintf("could not set security descriptor: %s", WindowsErrorString());
}
if (!save) {
*buffer = NULL;
}
handle = CreateFileU(path, save?GENERIC_WRITE:GENERIC_READ, FILE_SHARE_READ,
ps, save?CREATE_ALWAYS:OPEN_EXISTING, 0, NULL);
if (handle == INVALID_HANDLE_VALUE) {
dprintf("Could not %s file '%s'", save?"create":"open", path);
goto out;
}
if (save) {
r = WriteFile(handle, *buffer, *size, size, NULL);
} else {
*size = GetFileSize(handle, NULL);
*buffer = (char*)malloc(*size);
if (*buffer == NULL) {
dprintf("Could not allocate buffer for reading file");
goto out;
}
r = ReadFile(handle, *buffer, *size, size, NULL);
}
if (!r) {
dprintf("I/O Error: %s", WindowsErrorString());
goto out;
}
dsprintf("%s '%s'", save?"Saved file as":"Opened file", path);
ret = TRUE;
out:
CloseHandle(handle);
if (!ret) {
// Only leave a buffer allocated if successful
*size = 0;
if (!save) {
safe_free(*buffer);
}
}
return ret;
}
/*
* Return the UTF8 path of a file selected through a load or save dialog
* Will use the newer IFileOpenDialog if *compiled* for Vista or later
* All string parameters are UTF-8
*/
char* file_dialog(BOOL save, char* path, char* filename, char* ext, char* ext_desc)
{
DWORD tmp;
OPENFILENAMEA ofn;
char selected_name[STR_BUFFER_SIZE];
char* ext_string = NULL;
size_t i, ext_strlen;
BOOL r;
char* filepath = NULL;
#if (_WIN32_WINNT >= 0x0600) // Vista and later
HRESULT hr = FALSE;
IFileDialog *pfd = NULL;
IShellItem *psiResult;
COMDLG_FILTERSPEC filter_spec[2];
char* ext_filter;
wchar_t *wpath = NULL, *wfilename = NULL;
IShellItem *si_path = NULL; // Automatically freed
dialog_showing++;
INIT_VISTA_SHELL32;
if (IS_VISTA_SHELL32_AVAILABLE) {
// Setup the file extension filter table
ext_filter = (char*)malloc(strlen(ext)+3);
if (ext_filter != NULL) {
safe_sprintf(ext_filter, strlen(ext)+3, "*.%s", ext);
filter_spec[0].pszSpec = utf8_to_wchar(ext_filter);
safe_free(ext_filter);
filter_spec[0].pszName = utf8_to_wchar(ext_desc);
filter_spec[1].pszSpec = L"*.*";
filter_spec[1].pszName = L"All files";
}
hr = CoCreateInstance(save?&CLSID_FileSaveDialog:&CLSID_FileOpenDialog, NULL, CLSCTX_INPROC,
&IID_IFileDialog, (LPVOID)&pfd);
if (FAILED(hr)) {
dprintf("CoCreateInstance for FileOpenDialog failed: error %X", hr);
pfd = NULL; // Just in case
goto fallback;
}
// Set the file extension filters
pfd->lpVtbl->SetFileTypes(pfd, 2, filter_spec);
// Set the default directory
wpath = utf8_to_wchar(path);
hr = (*pfSHCreateItemFromParsingName)(wpath, NULL, &IID_IShellItem, (LPVOID) &si_path);
if (SUCCEEDED(hr)) {
pfd->lpVtbl->SetFolder(pfd, si_path);
}
safe_free(wpath);
// Set the default filename
wfilename = utf8_to_wchar(filename);
if (wfilename != NULL) {
pfd->lpVtbl->SetFileName(pfd, wfilename);
}
// Display the dialog
hr = pfd->lpVtbl->Show(pfd, hMain);
// Cleanup
safe_free(wfilename);
safe_free(filter_spec[0].pszSpec);
safe_free(filter_spec[0].pszName);
if (SUCCEEDED(hr)) {
// Obtain the result of the user's interaction with the dialog.
hr = pfd->lpVtbl->GetResult(pfd, &psiResult);
if (SUCCEEDED(hr)) {
hr = psiResult->lpVtbl->GetDisplayName(psiResult, SIGDN_FILESYSPATH, &wpath);
if (SUCCEEDED(hr)) {
filepath = wchar_to_utf8(wpath);
CoTaskMemFree(wpath);
}
psiResult->lpVtbl->Release(psiResult);
}
} else if ((hr & 0xFFFF) != ERROR_CANCELLED) {
// If it's not a user cancel, assume the dialog didn't show and fallback
dprintf("could not show FileOpenDialog: error %X", hr);
goto fallback;
}
pfd->lpVtbl->Release(pfd);
dialog_showing--;
return filepath;
}
fallback:
if (pfd != NULL) {
pfd->lpVtbl->Release(pfd);
}
#else
dialog_showing++;
#endif
memset(&ofn, 0, sizeof(ofn));
ofn.lStructSize = sizeof(ofn);
ofn.hwndOwner = hMain;
// File name
safe_strcpy(selected_name, STR_BUFFER_SIZE, filename);
ofn.lpstrFile = selected_name;
ofn.nMaxFile = STR_BUFFER_SIZE;
// Set the file extension filters
ext_strlen = strlen(ext_desc) + 2*strlen(ext) + sizeof(" (*.)\0*.\0All Files (*.*)\0*.*\0\0");
ext_string = (char*)malloc(ext_strlen);
if (ext_string == NULL)
return NULL;
safe_sprintf(ext_string, ext_strlen, "%s (*.%s)\r*.%s\rAll Files (*.*)\r*.*\r\0", ext_desc, ext, ext);
// Microsoft could really have picked a better delimiter!
for (i=0; i<ext_strlen; i++) {
if (ext_string[i] == '\r') {
ext_string[i] = 0;
}
}
ofn.lpstrFilter = ext_string;
// Initial dir
ofn.lpstrInitialDir = path;
ofn.Flags = OFN_OVERWRITEPROMPT;
// Show Dialog
if (save) {
r = GetSaveFileNameU(&ofn);
} else {
r = GetOpenFileNameU(&ofn);
}
if (r) {
filepath = safe_strdup(selected_name);
} else {
tmp = CommDlgExtendedError();
if (tmp != 0) {
dprintf("Could not selected file for %s. Error %X", save?"save":"open", tmp);
}
}
safe_free(ext_string);
dialog_showing--;
return filepath;
}
/*
* Create the application status bar
*/
void create_status_bar(void)
{
RECT rect;
int edge[2];
// Create the status bar.
hStatus = CreateWindowEx(0, STATUSCLASSNAME, NULL, WS_CHILD | WS_VISIBLE,
0, 0, 0, 0, hMain, (HMENU)IDC_STATUS, main_instance, NULL);
// Create 2 status areas
GetClientRect(hMain, &rect);
edge[0] = rect.right - (int)(100.0f*fScale);
edge[1] = rect.right;
SendMessage(hStatus, SB_SETPARTS, (WPARAM) 2, (LPARAM)&edge);
}
/*
* Center a dialog with regards to the main application Window or the desktop
* See http://msdn.microsoft.com/en-us/library/windows/desktop/ms644996.aspx#init_box
*/
void center_dialog(HWND hDlg)
{
HWND hParent;
RECT rc, rcDlg, rcParent;
if ((hParent = GetParent(hDlg)) == NULL) {
hParent = GetDesktopWindow();
}
GetWindowRect(hParent, &rcParent);
GetWindowRect(hDlg, &rcDlg);
CopyRect(&rc, &rcParent);
// Offset the parent and dialog box rectangles so that right and bottom
// values represent the width and height, and then offset the parent again
// to discard space taken up by the dialog box.
OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
OffsetRect(&rc, -rc.left, -rc.top);
OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);
SetWindowPos(hDlg, HWND_TOP, rcParent.left + (rc.right / 2), rcParent.top + (rc.bottom / 2) - 25, 0, 0, SWP_NOSIZE);
}
/*
* License callback
*/
INT_PTR CALLBACK license_callback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message) {
case WM_INITDIALOG:
center_dialog(hDlg);
SetDlgItemTextA(hDlg, IDC_LICENSE_TEXT, gplv3);
break;
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDOK:
case IDCANCEL:
EndDialog(hDlg, LOWORD(wParam));
return (INT_PTR)TRUE;
}
}
return (INT_PTR)FALSE;
}
/*
* About dialog callback
*/
INT_PTR CALLBACK about_callback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
int i;
const int edit_id[2] = {IDC_ABOUT_BLURB, IDC_ABOUT_COPYRIGHTS};
char about_blurb[2048];
const char* edit_text[2] = {about_blurb, additional_copyrights};
HWND hEdit[2];
TEXTRANGEW tr;
ENLINK* enl;
wchar_t wUrl[256];
switch (message) {
case WM_INITDIALOG:
dialog_showing++;
set_title_bar_icon(hDlg);
center_dialog(hDlg);
if (reg_commcheck)
ShowWindow(GetDlgItem(hDlg, IDC_ABOUT_UPDATES), SW_SHOW);
safe_sprintf(about_blurb, sizeof(about_blurb), about_blurb_format,
application_version[0], application_version[1], application_version[2], application_version[3]);
for (i=0; i<ARRAYSIZE(hEdit); i++) {
hEdit[i] = GetDlgItem(hDlg, edit_id[i]);
SendMessage(hEdit[i], EM_AUTOURLDETECT, 1, 0);
/* Can't use SetDlgItemText, because it only works with RichEdit20A... and VS insists
* on reverting to RichEdit20W as soon as you edit the dialog. You can try all the W
* methods you want, it JUST WON'T WORK unless you use EM_SETTEXTEX. Also see:
* http://blog.kowalczyk.info/article/eny/Setting-unicode-rtf-text-in-rich-edit-control.html */
SendMessageA(hEdit[i], EM_SETTEXTEX, (WPARAM)&friggin_microsoft_unicode_amateurs, (LPARAM)edit_text[i]);
SendMessage(hEdit[i], EM_SETSEL, -1, -1);
SendMessage(hEdit[i], EM_SETEVENTMASK, 0, ENM_LINK);
SendMessage(hEdit[i], EM_SETBKGNDCOLOR, 0, (LPARAM)GetSysColor(COLOR_BTNFACE));
}
break;
case WM_NOTIFY:
switch (((LPNMHDR)lParam)->code) {
case EN_LINK:
enl = (ENLINK*) lParam;
if (enl->msg == WM_LBUTTONUP) {
tr.lpstrText = wUrl;
tr.chrg.cpMin = enl->chrg.cpMin;
tr.chrg.cpMax = enl->chrg.cpMax;
SendMessageW(enl->nmhdr.hwndFrom, EM_GETTEXTRANGE, 0, (LPARAM)&tr);
wUrl[ARRAYSIZE(wUrl)-1] = 0;
ShellExecuteW(hDlg, L"open", wUrl, NULL, NULL, SW_SHOWNORMAL);
}
break;
}
break;
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDOK:
case IDCANCEL:
EndDialog(hDlg, LOWORD(wParam));
dialog_showing--;
return (INT_PTR)TRUE;
case IDC_ABOUT_LICENSE:
DialogBoxW(main_instance, MAKEINTRESOURCEW(IDD_LICENSE), hDlg, license_callback);
break;
case IDC_ABOUT_UPDATES:
DialogBoxW(main_instance, MAKEINTRESOURCEW(IDD_UPDATE_POLICY), hDlg, UpdateCallback);
break;
}
break;
}
return (INT_PTR)FALSE;
}
/*
* We use our own MessageBox for notifications to have greater control (center, no close button, etc)
*/
INT_PTR CALLBACK notification_callback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
LRESULT loc;
int i;
// Prevent resizing
static LRESULT disabled[9] = { HTLEFT, HTRIGHT, HTTOP, HTBOTTOM, HTSIZE,
HTTOPLEFT, HTTOPRIGHT, HTBOTTOMLEFT, HTBOTTOMRIGHT };
static HBRUSH white_brush, separator_brush;
switch (message) {
case WM_INITDIALOG:
white_brush = CreateSolidBrush(WHITE);
separator_brush = CreateSolidBrush(SEPARATOR_GREY);
set_title_bar_icon(hDlg);
center_dialog(hDlg);
// Change the default icon
if (Static_SetIcon(GetDlgItem(hDlg, IDC_NOTIFICATION_ICON), hMessageIcon) == 0) {
dprintf("Could not set dialog icon\n");
}
// Set the dialog title
if (szMessageTitle != NULL) {
SetWindowTextU(hDlg, szMessageTitle);
}
// Enable/disable the buttons and set text
if (!notification_is_question) {
SetWindowTextU(GetDlgItem(hDlg, IDNO), "Close");
} else {
ShowWindow(GetDlgItem(hDlg, IDYES), SW_SHOW);
}
if ((notification_more_info != NULL) && (notification_more_info->callback != NULL)) {
ShowWindow(GetDlgItem(hDlg, IDC_MORE_INFO), SW_SHOW);
}
// Set the control text
if (szMessageText != NULL) {
SetWindowTextU(GetDlgItem(hDlg, IDC_NOTIFICATION_TEXT), szMessageText);
}
return (INT_PTR)TRUE;
case WM_CTLCOLORSTATIC:
// Change the background colour for static text and icon
SetBkMode((HDC)wParam, TRANSPARENT);
if ((HWND)lParam == GetDlgItem(hDlg, IDC_NOTIFICATION_LINE)) {
return (INT_PTR)separator_brush;
}
return (INT_PTR)white_brush;
case WM_NCHITTEST:
// Check coordinates to prevent resize actions
loc = DefWindowProc(hDlg, message, wParam, lParam);
for(i = 0; i < 9; i++) {
if (loc == disabled[i]) {
return (INT_PTR)TRUE;
}
}
return (INT_PTR)FALSE;
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDOK:
case IDCANCEL:
case IDYES:
case IDNO:
EndDialog(hDlg, LOWORD(wParam));
return (INT_PTR)TRUE;
case IDC_MORE_INFO:
if (notification_more_info != NULL)
DialogBoxW(main_instance, MAKEINTRESOURCEW(notification_more_info->id),
hDlg, notification_more_info->callback);
break;
}
break;
}
return (INT_PTR)FALSE;
}
/*
* Display a custom notification
*/
BOOL notification(int type, const notification_info* more_info, char* title, char* format, ...)
{
BOOL ret;
va_list args;
dialog_showing++;
szMessageText = (char*)malloc(MAX_PATH);
if (szMessageText == NULL) return FALSE;
szMessageTitle = title;
va_start(args, format);
safe_vsnprintf(szMessageText, MAX_PATH-1, format, args);
va_end(args);
szMessageText[MAX_PATH-1] = 0;
notification_more_info = more_info;
notification_is_question = FALSE;
switch(type) {
case MSG_WARNING:
hMessageIcon = LoadIcon(NULL, IDI_WARNING);
break;
case MSG_ERROR:
hMessageIcon = LoadIcon(NULL, IDI_ERROR);
break;
case MSG_QUESTION:
hMessageIcon = LoadIcon(NULL, IDI_QUESTION);
notification_is_question = TRUE;
break;
case MSG_INFO:
default:
hMessageIcon = LoadIcon(NULL, IDI_INFORMATION);
break;
}
ret = (DialogBox(main_instance, MAKEINTRESOURCE(IDD_NOTIFICATION), hMain, notification_callback) == IDYES);
safe_free(szMessageText);
dialog_showing--;
return ret;
}
struct {
HWND hTip;
WNDPROC original_proc;
LPWSTR wstring;
} ttlist[MAX_TOOLTIPS] = { {0} };
INT_PTR CALLBACK tooltip_callback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
LPNMTTDISPINFOW lpnmtdi;
int i = MAX_TOOLTIPS;
// Make sure we have an original proc
for (i=0; i<MAX_TOOLTIPS; i++) {
if (ttlist[i].hTip == hDlg) break;
}
if (i == MAX_TOOLTIPS) {
return (INT_PTR)FALSE;
}
switch (message)
{
case WM_NOTIFY:
switch (((LPNMHDR)lParam)->code) {
case TTN_GETDISPINFOW:
lpnmtdi = (LPNMTTDISPINFOW)lParam;
lpnmtdi->lpszText = ttlist[i].wstring;
SendMessage(hDlg, TTM_SETMAXTIPWIDTH, 0, 300);
return (INT_PTR)TRUE;
}
break;
}
return CallWindowProc(ttlist[i].original_proc, hDlg, message, wParam, lParam);
}
/*
* Create a tooltip for the control passed as first parameter
* duration sets the duration in ms. Use -1 for default
* message is an UTF-8 string
*/
HWND create_tooltip(HWND hControl, char* message, int duration)
{
TOOLINFOW toolInfo = {0};
int i;
if ( (hControl == NULL) || (message == NULL) ) {
return (HWND)NULL;
}
// Find an empty slot
for (i=0; i<MAX_TOOLTIPS; i++) {
if (ttlist[i].hTip == NULL) break;
}
if (i == MAX_TOOLTIPS) {
return (HWND)NULL; // No more space
}
// Create the tooltip window
ttlist[i].hTip = CreateWindowExW(0, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_NOPREFIX | TTS_ALWAYSTIP,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, hMain, NULL,
main_instance, NULL);
if (ttlist[i].hTip == NULL) {
return (HWND)NULL;
}
// Subclass the tooltip to handle multiline
ttlist[i].original_proc = (WNDPROC)SetWindowLongPtr(ttlist[i].hTip, GWLP_WNDPROC, (LONG_PTR)tooltip_callback);
// Set the string to display (can be multiline)
ttlist[i].wstring = utf8_to_wchar(message);
// Set tooltip duration (ms)
PostMessage(ttlist[i].hTip, TTM_SETDELAYTIME, (WPARAM)TTDT_AUTOPOP, (LPARAM)duration);
// Associate the tooltip to the control
toolInfo.cbSize = sizeof(toolInfo);
toolInfo.hwnd = ttlist[i].hTip; // Set to the tooltip itself to ease up subclassing
toolInfo.uFlags = TTF_IDISHWND | TTF_SUBCLASS;
toolInfo.uId = (UINT_PTR)hControl;
toolInfo.lpszText = LPSTR_TEXTCALLBACKW;
SendMessageW(ttlist[i].hTip, TTM_ADDTOOLW, 0, (LPARAM)&toolInfo);
return ttlist[i].hTip;
}
void destroy_tooltip(HWND hWnd)
{
int i;
if (hWnd == NULL) return;
for (i=0; i<MAX_TOOLTIPS; i++) {
if (ttlist[i].hTip == hWnd) break;
}
if (i == MAX_TOOLTIPS) return;
DestroyWindow(hWnd);
safe_free(ttlist[i].wstring);
ttlist[i].original_proc = NULL;
ttlist[i].hTip = NULL;
}
void destroy_all_tooltips(void)
{
int i;
for (i=0; i<MAX_TOOLTIPS; i++) {
if (ttlist[i].hTip == NULL) continue;
DestroyWindow(ttlist[i].hTip);
safe_free(ttlist[i].wstring);
}
}
/*
* Update policy and settings dialog callback
*/
INT_PTR CALLBACK UpdateCallback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
HWND hPolicy;
static HWND hFrequency, hBeta;
int32_t freq;
char update_policy_text[4096];
switch (message) {
case WM_INITDIALOG:
set_title_bar_icon(hDlg);
center_dialog(hDlg);
hFrequency = GetDlgItem(hDlg, IDC_UPDATE_FREQUENCY);
hBeta = GetDlgItem(hDlg, IDC_INCLUDE_BETAS);
IGNORE_RETVAL(ComboBox_SetItemData(hFrequency, ComboBox_AddStringU(hFrequency, "Disabled"), -1));
IGNORE_RETVAL(ComboBox_SetItemData(hFrequency, ComboBox_AddStringU(hFrequency, "Daily (Default)"), 86400));
IGNORE_RETVAL(ComboBox_SetItemData(hFrequency, ComboBox_AddStringU(hFrequency, "Weekly"), 604800));
IGNORE_RETVAL(ComboBox_SetItemData(hFrequency, ComboBox_AddStringU(hFrequency, "Monthly"), 2629800));
freq = ReadRegistryKey32(REGKEY_HKCU, REGKEY_UPDATE_INTERVAL);
EnableWindow(GetDlgItem(hDlg, IDC_CHECK_NOW), (freq != 0));
EnableWindow(hBeta, (freq >= 0));
switch(freq) {
case -1:
IGNORE_RETVAL(ComboBox_SetCurSel(hFrequency, 0));
break;
case 0:
case 86400:
IGNORE_RETVAL(ComboBox_SetCurSel(hFrequency, 1));
break;
case 604800:
IGNORE_RETVAL(ComboBox_SetCurSel(hFrequency, 2));
break;
case 2629800:
IGNORE_RETVAL(ComboBox_SetCurSel(hFrequency, 3));
break;
default:
IGNORE_RETVAL(ComboBox_SetItemData(hFrequency, ComboBox_AddStringU(hFrequency, "Custom"), freq));
IGNORE_RETVAL(ComboBox_SetCurSel(hFrequency, 4));